Home / 2,889.84-3,983.73-2,047.93

Finding the Fourth Proportional to 2,889.84, 3,983.73 and 2,047.93

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Solution

The fourth proportional to 2,889.84, 3,983.73 and 2,047.93 is: 2,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.84 : 3,983.73 = 2,047.93 : x
  2. Step 2: Convert to fraction form
    2,889.84/3,983.73 = 2,047.93/x
  3. Step 3: Cross multiply
    2,889.84x = 3,983.73 × 2,047.93
  4. Step 4: Simplify right side
    2,889.84x = 8,158,400.18
  5. Step 5: Solve for x
    x = 8,158,400.18/2,889.84
  6. Step 6: Final answer
    x = 2,823.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.